126038401 has 2 divisors, whose sum is σ = 126038402. Its totient is φ = 126038400.

The previous prime is 126038347. The next prime is 126038411. The reversal of 126038401 is 104830621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124880625 + 1157776 = 11175^2 + 1076^2 .

It is a cyclic number.

It is not a de Polignac number, because 126038401 - 2⁷ = 126038273 is a prime.

It is not a weakly prime, because it can be changed into another prime (126038411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63019200 + 63019201.

It is an arithmetic number, because the mean of its divisors is an integer number (63019201).

Almost surely, 2^126038401 is an apocalyptic number.

It is an amenable number.

126038401 is a deficient number, since it is larger than the sum of its proper divisors (1).

126038401 is an equidigital number, since it uses as much as digits as its factorization.

126038401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 126038401 is about 11226.6825465050. The cubic root of 126038401 is about 501.3807183905.

The spelling of 126038401 in words is "one hundred twenty-six million, thirty-eight thousand, four hundred one".